Stage 2 Porsche Cayenne 958 3.0 TFSI Stage 2 ECU Tuning File – SIMOS8.5 S8500L3000000 (Performance Upgrade) - Product specifications
- Seller Bin
- Creation date
Stage 2 performance remap for Porsche Cayenne 958 3.0 TFSI with SIMOS8.5 — more torque, quicker spool, flawless drive
- Seller Bin
- Creation date
Stage 2 performance remap for Porsche Cayenne 958 3.0 TFSI with SIMOS8.5 — more torque, quicker spool, flawless drive
This Stage 2 calibration unlocks the full potential of the Porsche Cayenne 958 3.0 TFSI (333PS) by enhancing torque delivery, throttle response, and boost control while maintaining emissions-friendly operation. Optimized on dyno using CMD Flash readout, the SIMOS8.5 ECU is carefully recalibrated to preserve drivability under all conditions. Ideal for premium road builds or fast highway cruising.
Overview Feature list Copyright info Releases (1)
- Stage 2 ECU tuning for Porsche Cayenne 958 3.0 TFSI (SIMOS8.5)
- Boost and torque management recalibrated for stronger low- and mid-range pull
- Throttle mapping reworked for snappier pedal response and smoother tip-in
- Lambda and injection timing strategies refined for high-octane fuel compatibility
- Gear-dependent torque limits lifted for improved gearbox dynamics
- Cold-start enrichment and warm-up logic untouched — OEM smoothness retained
- All checksums corrected (OLS818 v3.29, Siemens Tricore)
- Readout via CMD Flash, supplied as full binary — no patching needed
- Dyno-tested in controlled environments across temperature/load ranges
- Motorsport/off-road use only — check local compliance before use